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प्रश्न
Answer the following:
A volcanic eruption is one of the main causes of earthquakes.
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उत्तर
A volcanic eruption is one of the main causes of earthquakes because volcanic earthquakes are caused by gas explosions. Such earthquakes occur either simultaneously with eruption or more commonly in the period preceding an eruption.
संबंधित प्रश्न
For the formation of a rift valley, which of the following processes should occur in the earth’s crust?
Arrange the following statements in chronological order in which an earthquake occurs.
- The earth’s surface vibrates.
- The plates suddenly move.
- Due to the movements in the mantle, compression goes on increasing.
- Along the weak points ( faultlines) rocks break apart.
- Stored energy is released in the form of seismic waves.
Fill in the blank:
Most earthquakes occur on account of the strain in the _________.
What is called an earthquake?
State two natural causes of an earthquake.
Name two man-made causes of an earthquake.
What are known as seismic focus and epicenter with respect to an earthquake?
What is known as the Richter scale?
How are earthquakes useful?
What is the difference between seismic focus and epicenter?
What is an Earthquake?
What was the cause of the Koyna earthquake in India?
Describe the main type of Earthquake Waves.
Name the causes of earthquakes.
Give two major causes of earthquakes.
Give one word for the following :
An instrument used for recording all the earth tremors and earthquakes.
Give reasons for the following:
Internal processes are different from external processes.
What is Seismograph?
How the earthquake can be recorded?
Choose the odd one.
focus, epicenter, vent, seismic waves
